Wakulla River Middle (Wakulla County)

Florida LAKEWATCH Water Chemistry Summary

Location: Latitude 30°13'45", Longitude 84°16'58"

Period of record: 9 sampling dates; June 3, 1996 to December 10, 1999

Surface area : No data available.

Lake Region (Griffith et al. 1997): Big Bend Karst

Geologic formation (Brooks 1981):

The geology is dominated by argillaceous to sandy impure limestone of the Chattahoochee Formation.

Physiographic region (Brooks 1981):

The water body lies in the St. Marks Coastal Strip subdivision of the Big Bend Karst division of the Ocala Uplift District.

 

Supplemental, unpublished water chemistry data, University of Florida.

Numbers reported below are the average for 1 month sampled:

pH

8.1

Total alkalinity (mg/L as CaCO3)

125.0

Conductance (µS/cm @ 25 °C)

299

Color (Pt-Co units)

6

Chloride (mg/L)

10.8

 

 

Long-term Florida LAKEWATCH Data

Numbers reported below are the minimum, average, and maximum value for the 9 months sampled:

 

Minimum

Average

Maximum

Long-term total phosphorus concentrations (µg/L)

12

20

27

Long-term total nitrogen concentrations (µg/L)

350

560

690

Long-term total chlorophyll concentrations (µg/L)

1.0

1.9

4.0

Long-term Secchi depth (ft)

8.0

10.0

12.0

1999 Florida LAKEWATCH Data

Numbers reported below are monthly averages calculated from 3 stations for total phosphorus (TP, µg/L), total nitrogen (TN, µg/L), chlorophyll (CHL, µg/L) and Secchi depth (SECCHI, ft) during 1999:

Date

TP (µg/L)

TN (µg/L)

CHL (µg/L)

SECCHI (ft

Mar-27-99

17

630

4.0

12.0

May-30-99

23

660

2.0

.

Sep-17-99

16

690

1.7

.

Oct-29-99

12

650

1.3

.

Dec-10-99

21

490

1.7

.

 

 

 

 

 

1999 Average

18

620

2.1

12.0

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